DRILL · CUTTING DATA
Drilling speed & feed
RPM, feed and per-hole cutting time for twist drills — flags deep holes and tells you when to switch to a G83 peck cycle with a sensible Q value.
Material & tool
Hole
Advanced auto from material — type to override
Formulas used
n = 1000 · Vc / (π · D)Spindle speed from cutting speed and drill diameter.
Vf = n · fnFeed rate from speed and feed per revolution.
t = L / VfCutting time per hole from depth and feed rate.